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authorCarlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au>2012-10-15 17:10:06 +1100
committerCarlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au>2012-10-15 17:10:06 +1100
commitbe1de4be954c80875ad4108e0a33e8e131b2f2c0 (patch)
tree1fbbecf276bf7c7bdcbb4dd446099d6d90eaa516 /clang/test/CodeGenCXX/reference-in-blocks.cpp
parentc4626a62754862d20b41e8a46a3574264ea80e6d (diff)
parentf1bd2e48c5324d3f7cda4090c87f8a5b6f463ce2 (diff)
Merge branch 'master' of ssh://bitbucket.org/czan/honours
Diffstat (limited to 'clang/test/CodeGenCXX/reference-in-blocks.cpp')
-rw-r--r--clang/test/CodeGenCXX/reference-in-blocks.cpp43
1 files changed, 43 insertions, 0 deletions
diff --git a/clang/test/CodeGenCXX/reference-in-blocks.cpp b/clang/test/CodeGenCXX/reference-in-blocks.cpp
new file mode 100644
index 0000000..388ec7c
--- /dev/null
+++ b/clang/test/CodeGenCXX/reference-in-blocks.cpp
@@ -0,0 +1,43 @@
+// RUN: %clang_cc1 -fblocks %s -emit-llvm -o %t
+
+extern "C" int printf(const char*, ...);
+
+template<typename T> class range {
+public:
+T _i;
+ range(T i) {_i = i;};
+ T get() {return _i;};
+};
+
+// rdar: // 7495203
+class A {
+ public:
+ A() : field(10), d1(3.14) {}
+ void F();
+ void S() {
+ printf(" field = %d\n", field);
+ printf(" field = %f\n", d1);
+ }
+ int field;
+ double d1;
+};
+
+void A::F()
+ {
+ __block A &tlc = *this;
+ // crashed in code gen (radar 7495203)
+ ^{ tlc.S(); }();
+ }
+
+int main() {
+
+ // works
+ void (^bl)(range<int> ) = ^(range<int> i){printf("Hello Blocks %d\n", i.get()); };
+
+ //crashes in godegen?
+ void (^bl2)(range<int>& ) = ^(range<int>& i){printf("Hello Blocks %d\n", i.get()); };
+
+ A *a = new A;
+ a->F();
+ return 0;
+}